! Started logfile: J0501-0159_X_2001_10_29_pus_uvs.log on Mon Feb 25 16:08:08 2008 obs J0501-0159_X_2001_10_29_pus_uva.fits ! Reading UV FITS file: J0501-0159_X_2001_10_29_pus_uva.fits ! AN table 1: 126 integrations on 153 of 153 possible baselines. ! AN table 2: 126 integrations on 153 of 153 possible baselines. ! AN table 3: 27 integrations on 153 of 153 possible baselines. ! Apparent sampling: 0.106543 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0501-0159 ! ! There are 4 IFs, and a total of 4 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 8.40997e+09 8e+06 1 8e+06 ! 02 2 8.47997e+09 8e+06 1 8e+06 ! 03 3 8.79497e+09 8e+06 1 8e+06 ! 04 4 8.89997e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 1970 lines of history. ! ! Reading 18192 visibilities. select I ! Polarization I is unavailable. ! Selecting polarization: RR, channels: 1..4 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 ! Reading IF 4 channels: 4..4 print "field_size =",field_size ! field_size = 256 print "field_cell =",field_cell ! field_cell = 0.2 print "taper_size =",taper_size ! taper_size = 70 ![@muppet J0501-0159_X_2001_10_29_pus] integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff mapsize field_size, field_cell ! Map grid = 256x256 pixels with 0.200x0.200 milli-arcsec cellsize. startmod ! Applying default point source starting model. ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1 Jy ! ! Correcting IF 1. ! A total of 1582 telescope corrections were flagged in sub-array 1. ! A total of 1989 telescope corrections were flagged in sub-array 2. ! A total of 432 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 1582 telescope corrections were flagged in sub-array 1. ! A total of 1989 telescope corrections were flagged in sub-array 2. ! A total of 432 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 1582 telescope corrections were flagged in sub-array 1. ! A total of 1989 telescope corrections were flagged in sub-array 2. ! A total of 432 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 1582 telescope corrections were flagged in sub-array 1. ! A total of 1989 telescope corrections were flagged in sub-array 2. ! A total of 432 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=0.681454Jy sigma=0.005276 ! Fit after self-cal, rms=0.353652Jy sigma=0.002560 ! clrmod: Cleared the established, tentative and continuum models. ! Redundant starting model cleared. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 10.9% of the data. ! The x-axis pixel size should ideally be below 0.1622 milli-arcsec ! Estimated beam: bmin=0.523 mas, bmaj=1.219 mas, bpa=0.2124 degrees ! Estimated noise=1095.26 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (0, 0). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.565324 Jy ! Component: 100 - total flux cleaned = 0.68877 Jy ! Total flux subtracted in 100 components = 0.68877 Jy ! Clean residual min=-0.013114 max=0.035932 Jy/beam ! Clean residual mean=0.000931 rms=0.005271 Jy/beam ! Combined flux in latest and established models = 0.68877 Jy ! Performing phase self-cal ! Adding 2 model components to the UV plane model. ! The established model now contains 2 components and 0.68877 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.232273Jy sigma=0.001480 ! Fit after self-cal, rms=0.232275Jy sigma=0.001480 ! Inverting map ! Your choice of large map pixels excluded 10.9% of the data. ! The x-axis pixel size should ideally be below 0.1622 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.036831 Jy ! Component: 100 - total flux cleaned = 0.0554411 Jy ! Total flux subtracted in 100 components = 0.0554411 Jy ! Clean residual min=-0.011222 max=0.019781 Jy/beam ! Clean residual mean=0.000887 rms=0.003867 Jy/beam ! Combined flux in latest and established models = 0.744211 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 9 components and 0.744211 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.226144Jy sigma=0.001387 ! Fit after self-cal, rms=0.226084Jy sigma=0.001387 ! Inverting map ! Your choice of large map pixels excluded 10.9% of the data. ! The x-axis pixel size should ideally be below 0.1622 milli-arcsec print "************** FINISHED UNIFORM WEIGHTING CLEAN **************" ! ************** FINISHED UNIFORM WEIGHTING CLEAN ************** ! uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. win_mult = win_mult * 1.6 clean_niter = clean_niter * 2 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 10.9% of the data. ! The x-axis pixel size should ideally be below 0.1622 milli-arcsec ! Estimated beam: bmin=0.6493 mas, bmaj=1.453 mas, bpa=1.627 degrees ! Estimated noise=694.878 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0177612 Jy ! Component: 100 - total flux cleaned = 0.0268934 Jy ! Component: 150 - total flux cleaned = 0.031894 Jy ! Component: 200 - total flux cleaned = 0.0346888 Jy ! Total flux subtracted in 200 components = 0.0346888 Jy ! Clean residual min=-0.010439 max=0.034312 Jy/beam ! Clean residual mean=0.003698 rms=0.006697 Jy/beam ! Combined flux in latest and established models = 0.7789 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 17 components and 0.7789 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.225159Jy sigma=0.001368 ! Fit after self-cal, rms=0.225103Jy sigma=0.001368 ! Inverting map ! Your choice of large map pixels excluded 10.9% of the data. ! The x-axis pixel size should ideally be below 0.1622 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 51 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.00* GG 1.00* HH 1.03 ! HN 1.04 KK 1.00* KP 1.00 LA 0.99 ! MA 1.03 MC 1.07 MK 1.00* NL 1.07 ! OV 1.05 PT 0.98 SC 1.02 TS 1.00* ! WF 0.99 WZ 1.01 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.08 FD 1.00* GG 1.00* HH 1.00* ! HN 1.07 KK 0.99 KP 0.93 LA 0.90 ! MA 1.00* MC 1.00* MK 0.99 NL 0.95 ! OV 1.07 PT 0.94 SC 1.03 TS 1.00* ! WF 1.00* WZ 1.00* ! ! A total of 54 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* GG 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MA 0.00* MC 0.00* MK 0.00* NL 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WF 0.00* WZ 0.00* ! ! ! Correcting IF 2. ! A total of 51 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.00* GG 1.00* HH 1.00 ! HN 1.02 KK 1.00* KP 1.00 LA 0.96 ! MA 1.02 MC 1.08 MK 1.00* NL 1.02 ! OV 1.06 PT 0.95 SC 0.97 TS 1.00* ! WF 0.98 WZ 0.98 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.10 FD 1.00* GG 1.00* HH 1.00* ! HN 1.07 KK 1.05 KP 0.93 LA 0.89 ! MA 1.00* MC 1.00* MK 0.99 NL 0.91 ! OV 1.08 PT 0.91 SC 1.00 TS 1.00* ! WF 1.00* WZ 1.00* ! ! A total of 54 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* GG 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MA 0.00* MC 0.00* MK 0.00* NL 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WF 0.00* WZ 0.00* ! ! ! Correcting IF 3. ! A total of 51 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.00* GG 1.00* HH 0.98 ! HN 1.03 KK 1.00* KP 1.00 LA 1.00 ! MA 0.99 MC 1.01 MK 1.00* NL 1.04 ! OV 1.03 PT 0.98 SC 0.97 TS 1.00* ! WF 1.02 WZ 0.97 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.08 FD 1.00* GG 1.00* HH 1.00* ! HN 1.07 KK 0.99 KP 0.92 LA 0.92 ! MA 1.00* MC 1.00* MK 1.01 NL 0.96 ! OV 1.04 PT 0.93 SC 1.00 TS 1.00* ! WF 1.00* WZ 1.00* ! ! A total of 54 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* GG 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MA 0.00* MC 0.00* MK 0.00* NL 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WF 0.00* WZ 0.00* ! ! ! Correcting IF 4. ! A total of 51 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.00* GG 1.00* HH 1.02 ! HN 1.04 KK 1.00* KP 1.01 LA 0.96 ! MA 1.02 MC 1.08 MK 1.00* NL 1.07 ! OV 1.02 PT 0.98 SC 1.03 TS 1.00* ! WF 1.00 WZ 0.93 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.12 FD 1.00* GG 1.00* HH 1.00* ! HN 1.08 KK 1.01 KP 0.95 LA 0.88 ! MA 1.00* MC 1.00* MK 1.03 NL 0.97 ! OV 1.02 PT 0.93 SC 1.06 TS 1.00* ! WF 1.00* WZ 1.00* ! ! A total of 54 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* GG 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MA 0.00* MC 0.00* MK 0.00* NL 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WF 0.00* WZ 0.00* ! ! ! Fit before self-cal, rms=0.225103Jy sigma=0.001368 ! Fit after self-cal, rms=0.221056Jy sigma=0.001302 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 11.2% of the data. ! The x-axis pixel size should ideally be below 0.1622 milli-arcsec ! Estimated beam: bmin=0.6533 mas, bmaj=1.49 mas, bpa=0.6727 degrees ! Estimated noise=700.15 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (-4.4, 3). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.025356 Jy ! Component: 100 - total flux cleaned = 0.0369843 Jy ! Component: 150 - total flux cleaned = 0.0431521 Jy ! Component: 200 - total flux cleaned = 0.0443068 Jy ! Total flux subtracted in 200 components = 0.0443068 Jy ! Clean residual min=-0.006462 max=0.016338 Jy/beam ! Clean residual mean=0.001585 rms=0.002925 Jy/beam ! Combined flux in latest and established models = 0.823206 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 45 components and 0.823206 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.218831Jy sigma=0.001270 ! Fit after self-cal, rms=0.218686Jy sigma=0.001267 ! Inverting map ! Your choice of large map pixels excluded 11.2% of the data. ! The x-axis pixel size should ideally be below 0.1622 milli-arcsec ! Added new window around map position (-2, 2.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0153028 Jy ! Component: 100 - total flux cleaned = 0.0214254 Jy ! Component: 150 - total flux cleaned = 0.022691 Jy ! Component: 200 - total flux cleaned = 0.0237021 Jy ! Total flux subtracted in 200 components = 0.0237021 Jy ! Clean residual min=-0.006455 max=0.009764 Jy/beam ! Clean residual mean=0.001140 rms=0.002221 Jy/beam ! Combined flux in latest and established models = 0.846909 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 62 components and 0.846909 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.217511Jy sigma=0.001255 ! Fit after self-cal, rms=0.217346Jy sigma=0.001254 ! Inverting map ! Your choice of large map pixels excluded 11.2% of the data. ! The x-axis pixel size should ideally be below 0.1622 milli-arcsec selfcal true, true, soltime1 ! Performing amp+phase self-cal over 120 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.217346Jy sigma=0.001254 ! Fit after self-cal, rms=0.215132Jy sigma=0.001246 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 11.2% of the data. ! The x-axis pixel size should ideally be below 0.1622 milli-arcsec ! Estimated beam: bmin=0.6525 mas, bmaj=1.484 mas, bpa=0.7805 degrees ! Estimated noise=696.906 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00938206 Jy ! Component: 100 - total flux cleaned = 0.0151414 Jy ! Component: 150 - total flux cleaned = 0.0174706 Jy ! Component: 200 - total flux cleaned = 0.0189304 Jy ! Total flux subtracted in 200 components = 0.0189304 Jy ! Clean residual min=-0.003802 max=0.006329 Jy/beam ! Clean residual mean=0.001003 rms=0.001527 Jy/beam ! Combined flux in latest and established models = 0.865839 Jy selfcal ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 81 components and 0.865839 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.214652Jy sigma=0.001240 ! Fit after self-cal, rms=0.214575Jy sigma=0.001240 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 11.2% of the data. ! The x-axis pixel size should ideally be below 0.1622 milli-arcsec repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00195929 Jy ! Component: 100 - total flux cleaned = 0.00277879 Jy ! Component: 150 - total flux cleaned = 0.00347422 Jy ! Component: 200 - total flux cleaned = 0.00399182 Jy ! Total flux subtracted in 200 components = 0.00399182 Jy ! Clean residual min=-0.003470 max=0.005961 Jy/beam ! Clean residual mean=0.000921 rms=0.001420 Jy/beam ! Combined flux in latest and established models = 0.869831 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 86 components and 0.869831 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.214468Jy sigma=0.001239 ! Fit after self-cal, rms=0.214453Jy sigma=0.001239 ! Inverting map ! Your choice of large map pixels excluded 11.2% of the data. ! The x-axis pixel size should ideally be below 0.1622 milli-arcsec selfcal true, true, soltime2 ! Performing amp+phase self-cal over 20 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.214453Jy sigma=0.001239 ! Fit after self-cal, rms=0.214018Jy sigma=0.001237 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 11.2% of the data. ! The x-axis pixel size should ideally be below 0.1622 milli-arcsec ! Estimated beam: bmin=0.6526 mas, bmaj=1.482 mas, bpa=0.8316 degrees ! Estimated noise=695.924 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00478076 Jy ! Component: 100 - total flux cleaned = 0.00742537 Jy ! Component: 150 - total flux cleaned = 0.00834577 Jy ! Component: 200 - total flux cleaned = 0.00912511 Jy ! Total flux subtracted in 200 components = 0.00912511 Jy ! Clean residual min=-0.003181 max=0.005598 Jy/beam ! Clean residual mean=0.000765 rms=0.001216 Jy/beam ! Combined flux in latest and established models = 0.878956 Jy selfcal ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 101 components and 0.878956 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.213896Jy sigma=0.001236 ! Fit after self-cal, rms=0.213877Jy sigma=0.001236 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 11.2% of the data. ! The x-axis pixel size should ideally be below 0.1622 milli-arcsec repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (-9.6, 7). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00529521 Jy ! Component: 100 - total flux cleaned = 0.0081244 Jy ! Component: 150 - total flux cleaned = 0.0096098 Jy ! Component: 200 - total flux cleaned = 0.010276 Jy ! Total flux subtracted in 200 components = 0.010276 Jy ! Clean residual min=-0.002733 max=0.004015 Jy/beam ! Clean residual mean=0.000540 rms=0.001001 Jy/beam ! Combined flux in latest and established models = 0.889232 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 117 components and 0.889232 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.213736Jy sigma=0.001234 ! Fit after self-cal, rms=0.213719Jy sigma=0.001234 ! Inverting map ! Your choice of large map pixels excluded 11.2% of the data. ! The x-axis pixel size should ideally be below 0.1622 milli-arcsec uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. win_mult = win_mult * 1.2 selfcal true, true, soltime2 ! Performing amp+phase self-cal over 20 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.213719Jy sigma=0.001234 ! Fit after self-cal, rms=0.213604Jy sigma=0.001234 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 11.2% of the data. ! The x-axis pixel size should ideally be below 0.1622 milli-arcsec ! Estimated beam: bmin=2.075 mas, bmaj=3.486 mas, bpa=-5.445 degrees ! Estimated noise=893.163 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00483828 Jy ! Component: 100 - total flux cleaned = 0.00757456 Jy ! Component: 150 - total flux cleaned = 0.00943812 Jy ! Component: 200 - total flux cleaned = 0.0102734 Jy ! Total flux subtracted in 200 components = 0.0102734 Jy ! Clean residual min=-0.002703 max=0.005072 Jy/beam ! Clean residual mean=0.001074 rms=0.001285 Jy/beam ! Combined flux in latest and established models = 0.899506 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 129 components and 0.899505 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.213563Jy sigma=0.001233 ! Fit after self-cal, rms=0.213552Jy sigma=0.001233 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 11.2% of the data. ! The x-axis pixel size should ideally be below 0.1622 milli-arcsec repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000854361 Jy ! Component: 100 - total flux cleaned = 0.00117347 Jy ! Component: 150 - total flux cleaned = 0.00144561 Jy ! Component: 200 - total flux cleaned = 0.00167957 Jy ! Total flux subtracted in 200 components = 0.00167957 Jy ! Clean residual min=-0.002526 max=0.005135 Jy/beam ! Clean residual mean=0.001002 rms=0.001266 Jy/beam ! Combined flux in latest and established models = 0.901185 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 129 components and 0.901185 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.213546Jy sigma=0.001233 ! Fit after self-cal, rms=0.213545Jy sigma=0.001233 ! Inverting map ! Your choice of large map pixels excluded 11.2% of the data. ! The x-axis pixel size should ideally be below 0.1622 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. win_mult = win_mult / 1.2 print "************** FINISHED AMPLITUDE SELF-CAL **************" ! ************** FINISHED AMPLITUDE SELF-CAL ************** restore ! Inverting map and beam ! Your choice of large map pixels excluded 11.2% of the data. ! The x-axis pixel size should ideally be below 0.1622 milli-arcsec ! Estimated beam: bmin=0.6528 mas, bmaj=1.481 mas, bpa=0.8631 degrees ! Estimated noise=696.032 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6528 x 1.481 at 0.8631 degrees (North through East) ! Clean map min=-0.0026846 max=0.7276 Jy/beam if(peak(flux) > thresh) selfcal true, true clean clean_niter,clean_gain selfcal flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) selfcal true, true end if ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.213545Jy sigma=0.001233 ! Fit after self-cal, rms=0.208257Jy sigma=0.001155 ! Inverting map and beam ! Your choice of large map pixels excluded 11.2% of the data. ! The x-axis pixel size should ideally be below 0.1622 milli-arcsec ! Estimated beam: bmin=0.6524 mas, bmaj=1.481 mas, bpa=0.8805 degrees ! Estimated noise=696.262 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00085115 Jy ! Component: 100 - total flux cleaned = 0.00125904 Jy ! Component: 150 - total flux cleaned = 0.00166234 Jy ! Component: 200 - total flux cleaned = 0.00186326 Jy ! Total flux subtracted in 200 components = 0.00186326 Jy ! Clean residual min=-0.002780 max=0.003277 Jy/beam ! Clean residual mean=0.000381 rms=0.000804 Jy/beam ! Combined flux in latest and established models = 0.903048 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 142 components and 0.903048 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.208206Jy sigma=0.001154 ! Fit after self-cal, rms=0.208209Jy sigma=0.001154 ! Inverting map ! Your choice of large map pixels excluded 11.2% of the data. ! The x-axis pixel size should ideally be below 0.1622 milli-arcsec ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000283528 Jy ! Component: 100 - total flux cleaned = 0.000328233 Jy ! Component: 150 - total flux cleaned = 0.000328877 Jy ! Component: 200 - total flux cleaned = 0.000291408 Jy ! Total flux subtracted in 200 components = 0.000291408 Jy ! Clean residual min=-0.002766 max=0.003202 Jy/beam ! Clean residual mean=0.000376 rms=0.000794 Jy/beam ! Combined flux in latest and established models = 0.90334 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 150 components and 0.90334 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.208184Jy sigma=0.001154 ! Fit after self-cal, rms=0.208185Jy sigma=0.001154 ! Inverting map ! Your choice of large map pixels excluded 11.2% of the data. ! The x-axis pixel size should ideally be below 0.1622 milli-arcsec ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.208185Jy sigma=0.001154 ! Fit after self-cal, rms=0.208197Jy sigma=0.001154 print "************** CLEARING MODEL AND STARTING OVER **********" ! ************** CLEARING MODEL AND STARTING OVER ********** clrmod true ! clrmod: Cleared the established and tentative models. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 11.2% of the data. ! The x-axis pixel size should ideally be below 0.1622 milli-arcsec ! Estimated beam: bmin=0.5294 mas, bmaj=1.213 mas, bpa=-0.5389 degrees ! Estimated noise=1125.23 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.564421 Jy ! Component: 100 - total flux cleaned = 0.687723 Jy ! Component: 150 - total flux cleaned = 0.724208 Jy ! Component: 200 - total flux cleaned = 0.748306 Jy ! Total flux subtracted in 200 components = 0.748306 Jy ! Clean residual min=-0.007187 max=0.015289 Jy/beam ! Clean residual mean=0.000702 rms=0.003095 Jy/beam ! Combined flux in latest and established models = 0.748306 Jy uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Adding 16 model components to the UV plane model. ! The established model now contains 16 components and 0.748306 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 11.2% of the data. ! The x-axis pixel size should ideally be below 0.1622 milli-arcsec ! Estimated beam: bmin=0.6524 mas, bmaj=1.481 mas, bpa=0.8865 degrees ! Estimated noise=696.446 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0332962 Jy ! Component: 100 - total flux cleaned = 0.0576748 Jy ! Component: 150 - total flux cleaned = 0.0760705 Jy ! Component: 200 - total flux cleaned = 0.0901168 Jy ! Total flux subtracted in 200 components = 0.0901168 Jy ! Clean residual min=-0.004151 max=0.010011 Jy/beam ! Clean residual mean=0.001627 rms=0.002751 Jy/beam ! Combined flux in latest and established models = 0.838423 Jy ! Adding 48 model components to the UV plane model. ! The established model now contains 59 components and 0.838423 Jy ! Inverting map ! Your choice of large map pixels excluded 11.2% of the data. ! The x-axis pixel size should ideally be below 0.1622 milli-arcsec uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 11.2% of the data. ! The x-axis pixel size should ideally be below 0.1622 milli-arcsec ! Estimated beam: bmin=2.072 mas, bmaj=3.482 mas, bpa=-5.421 degrees ! Estimated noise=895.12 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0224394 Jy ! Component: 100 - total flux cleaned = 0.0362289 Jy ! Component: 150 - total flux cleaned = 0.0455686 Jy ! Component: 200 - total flux cleaned = 0.052035 Jy ! Total flux subtracted in 200 components = 0.052035 Jy ! Clean residual min=-0.003348 max=0.005715 Jy/beam ! Clean residual mean=0.001620 rms=0.001689 Jy/beam ! Combined flux in latest and established models = 0.890458 Jy flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00457861 Jy ! Component: 100 - total flux cleaned = 0.00788942 Jy ! Component: 150 - total flux cleaned = 0.0103116 Jy ! Component: 200 - total flux cleaned = 0.012095 Jy ! Total flux subtracted in 200 components = 0.012095 Jy ! Clean residual min=-0.003141 max=0.004080 Jy/beam ! Clean residual mean=0.000996 rms=0.001094 Jy/beam ! Combined flux in latest and established models = 0.902553 Jy ! Adding 94 model components to the UV plane model. ! The established model now contains 136 components and 0.902553 Jy ! Inverting map ! Your choice of large map pixels excluded 11.2% of the data. ! The x-axis pixel size should ideally be below 0.1622 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 11.2% of the data. ! The x-axis pixel size should ideally be below 0.1622 milli-arcsec ! Estimated beam: bmin=0.6524 mas, bmaj=1.481 mas, bpa=0.8865 degrees ! Estimated noise=696.446 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 6.08735e-05 Jy ! Component: 100 - total flux cleaned = -3.66325e-05 Jy ! Component: 150 - total flux cleaned = -3.74461e-05 Jy ! Component: 200 - total flux cleaned = 3.58878e-05 Jy ! Total flux subtracted in 200 components = 3.58878e-05 Jy ! Clean residual min=-0.002630 max=0.003385 Jy/beam ! Clean residual mean=0.000389 rms=0.000874 Jy/beam ! Combined flux in latest and established models = 0.902589 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 153 components and 0.902589 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.208307Jy sigma=0.001155 ! Fit after self-cal, rms=0.208303Jy sigma=0.001155 wmodel J0501-0159_X_2001_10_29_pus_map.mod ! Writing 153 model components to file: J0501-0159_X_2001_10_29_pus_map.mod wobs J0501-0159_X_2001_10_29_pus_uvs.fits ! Writing UV FITS file: J0501-0159_X_2001_10_29_pus_uvs.fits wwins J0501-0159_X_2001_10_29_pus_map.win ! wwins: Wrote 4 windows to J0501-0159_X_2001_10_29_pus_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! Your choice of large map pixels excluded 11.2% of the data. ! The x-axis pixel size should ideally be below 0.1622 milli-arcsec ! clean: niter=1024 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.00149432 Jy ! Component: 100 - total flux cleaned = 0.00285231 Jy ! Component: 150 - total flux cleaned = 0.00412682 Jy ! Component: 200 - total flux cleaned = 0.00523725 Jy ! Component: 250 - total flux cleaned = 0.00615939 Jy ! Component: 300 - total flux cleaned = 0.00700454 Jy ! Component: 350 - total flux cleaned = 0.00769303 Jy ! Component: 400 - total flux cleaned = 0.00840232 Jy ! Component: 450 - total flux cleaned = 0.00905073 Jy ! Component: 500 - total flux cleaned = 0.00960331 Jy ! Component: 550 - total flux cleaned = 0.00995035 Jy ! Component: 600 - total flux cleaned = 0.0103651 Jy ! Component: 650 - total flux cleaned = 0.010734 Jy ! Component: 700 - total flux cleaned = 0.011131 Jy ! Component: 750 - total flux cleaned = 0.0115205 Jy ! Component: 800 - total flux cleaned = 0.0118682 Jy ! Component: 850 - total flux cleaned = 0.0123122 Jy ! Component: 900 - total flux cleaned = 0.0126479 Jy ! Component: 950 - total flux cleaned = 0.0130769 Jy ! Component: 1000 - total flux cleaned = 0.0133366 Jy ! Total flux subtracted in 1024 components = 0.0134973 Jy ! Clean residual min=-0.001987 max=0.002155 Jy/beam ! Clean residual mean=0.000219 rms=0.000618 Jy/beam ! Combined flux in latest and established models = 0.916086 Jy keep ! Adding 72 model components to the UV plane model. ! The established model now contains 225 components and 0.916086 Jy ![Exited script file: muppet] wmap "J0501-0159_X_2001_10_29_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 11.2% of the data. ! The x-axis pixel size should ideally be below 0.1622 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6524 x 1.481 at 0.8865 degrees (North through East) ! Clean map min=-0.0020695 max=0.72809 Jy/beam ! Writing clean map to FITS file: J0501-0159_X_2001_10_29_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.728087 invert ! Inverting map ! Your choice of large map pixels excluded 11.2% of the data. ! The x-axis pixel size should ideally be below 0.1622 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00061726 device "J0501-0159_X_2001_10_29_pus\_map.eps/VPS" ! Attempting to open device: 'J0501-0159_X_2001_10_29_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.254335 0.254335 0.50867 1.01734 2.03468 4.06936 8.13872 16.2774 32.5549 65.1098 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0018 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.728 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6524 x 1.481 at 0.8865 degrees (North through East) ! Clean map min=-0.0020695 max=0.72809 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0501-0159_X_2001_10_29_pus\_map.gif/vgif" ! Attempting to open device: 'J0501-0159_X_2001_10_29_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J0501-0159_X_2001_10_29_pus_uvs.log closed on Mon Feb 25 16:08:17 2008